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Finding the Fourth Proportional to 177,168.60, 265,364.10 and 153,840.60

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Solution

The fourth proportional to 177,168.60, 265,364.10 and 153,840.60 is: 230,423.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,168.60 : 265,364.10 = 153,840.60 : x
  2. Step 2: Convert to fraction form
    177,168.60/265,364.10 = 153,840.60/x
  3. Step 3: Cross multiply
    177,168.60x = 265,364.10 × 153,840.60
  4. Step 4: Simplify right side
    177,168.60x = 40,823,772,362.46
  5. Step 5: Solve for x
    x = 40,823,772,362.46/177,168.60
  6. Step 6: Final answer
    x = 230,423.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.